.nav{
    width: 850px;
    height: 50px;
}

.card{
    width: 850px;
    margin: auto;
    height: 50px;
    background-color: bisque;
}

.user{
    margin-left: 100px;
}

.logout{
    margin-left: 447px;
}

.body{
    height: 600px;
}

.res{
    margin: auto;
}

.say{
    margin: inherit;
}

.talk{
    margin-left: 790px;
}